diff --git a/.github/workflows/check-notice.yml b/.github/workflows/check-notice.yml
index 83839a89..adb1ce2b 100644
--- a/.github/workflows/check-notice.yml
+++ b/.github/workflows/check-notice.yml
@@ -18,7 +18,7 @@ jobs:
               - 'NOTICE.txt'
               - 'buildSrc/**'
 
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         if: steps.changes.outputs.notice == 'true'
 
       - name: Set up JDK 25
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e218b933..ce85c100 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
     
     - name: Set up JDK 25
       uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index cba4e245..eb1b5be5 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -13,7 +13,7 @@ jobs:
       packages: write
 
     steps:
-    - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
     
     - name: Set up JDK 25
       uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5
diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index bcd83e24..c2d8f676 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -11,7 +11,7 @@ jobs:
     timeout-minutes: 5
     steps:
     - name: Checkout Repository
-      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
+      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
     - name: Install poetry
       run: pip install poetry==2.1.3
     - name: Set up Python 3